From 160d3e8f3bc8dd485fde7720dd33ea18a8b73389 Mon Sep 17 00:00:00 2001
From: tsteven4 <tsteven4@gmail.com>
Date: Sun, 1 Jul 2018 09:26:10 -0600
Subject: [PATCH] remove more unnecessary const_casting.

---
 cst.cc       |  4 ++--
 mmo.cc       |  4 ++--
 raymarine.cc |  4 ++--
 stmsdf.cc    | 12 ++++++------
 unicsv.cc    |  2 +-
 5 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/cst.cc b/cst.cc
index 27f1fb735..be13a32ff 100644
--- a/cst.cc
+++ b/cst.cc
@@ -50,7 +50,7 @@ arglist_t cst_args[] = {
 /* helpers */
 
 static void
-cst_add_wpt(const route_head* track, Waypoint* wpt)
+cst_add_wpt(route_head* track, Waypoint* wpt)
 {
   if ((wpt == nullptr) || (track == nullptr)) {
     return;
@@ -69,7 +69,7 @@ cst_add_wpt(const route_head* track, Waypoint* wpt)
     }
     route_add_wpt(temp_route, new Waypoint(*wpt));
   }
-  track_add_wpt(const_cast<route_head*>(track), wpt);
+  track_add_wpt(track, wpt);
 }
 
 static char*
diff --git a/mmo.cc b/mmo.cc
index 6b4a2fae4..9176594d1 100644
--- a/mmo.cc
+++ b/mmo.cc
@@ -78,7 +78,7 @@ static uint16_t ico_object_id;
 static uint16_t pos_object_id;
 static uint16_t txt_object_id;
 static gpsdata_type mmo_datatype;
-static route_head* mmo_rte;
+static const route_head* mmo_rte;
 
 static QHash<QString, int> category_names;
 static QHash<int, QString> icons;
@@ -1337,7 +1337,7 @@ mmo_write_rte_head_cb(const route_head* rte)
     return;
   }
 
-  mmo_rte = const_cast<route_head*>(rte);
+  mmo_rte = rte;
 
   QUEUE_FOR_EACH(&rte->waypoint_list, elem, tmp) {
     Waypoint* wpt = (Waypoint*)elem;
diff --git a/raymarine.cc b/raymarine.cc
index b31be2f0a..0efc1aa0b 100644
--- a/raymarine.cc
+++ b/raymarine.cc
@@ -317,13 +317,13 @@ register_waypt(const Waypoint* ref, const char)
 static void
 enum_waypt_cb(const Waypoint* wpt)
 {
-  register_waypt(const_cast<Waypoint*>(wpt), 0);
+  register_waypt(wpt, 0);
 }
 
 static void
 enum_rtept_cb(const Waypoint* wpt)
 {
-  register_waypt(const_cast<Waypoint*>(wpt), 1);
+  register_waypt(wpt, 1);
 }
 
 static int
diff --git a/stmsdf.cc b/stmsdf.cc
index fd76f2cb3..6aa568eaa 100644
--- a/stmsdf.cc
+++ b/stmsdf.cc
@@ -61,8 +61,8 @@ static queue trackpts;
 static QString rte_name;
 static QString rte_desc;
 
-static Waypoint* trkpt_out;
-static route_head* trk_out;
+static const Waypoint* trkpt_out;
+static const route_head* trk_out;
 
 static double trkpt_dist;
 static double minalt, maxalt, maxspeed;
@@ -509,7 +509,7 @@ any_hdr_calc_cb(const route_head* trk)
     rte_desc = trk->rte_desc;
   }
 
-  trk_out = const_cast<route_head*>(trk);
+  trk_out = trk;
 }
 
 static void
@@ -544,7 +544,7 @@ any_waypt_calc_cb(const Waypoint* wpt)
     this_time += (wpt->GetCreationTime().toTime_t() - trkpt_out->GetCreationTime().toTime_t());
   }
 
-  trkpt_out = const_cast<Waypoint*>(wpt);
+  trkpt_out = wpt;
 }
 
 static void
@@ -566,7 +566,7 @@ track_disp_hdr_cb(const route_head* trk)
 {
   track_index++;
   track_points = 0;
-  trk_out = const_cast<route_head*>(trk);
+  trk_out = trk;
   trkpt_out = nullptr;
 }
 
@@ -630,7 +630,7 @@ track_disp_wpt_cb(const Waypoint* wpt)
     gbfprintf(fout, ",0\n");
   }
 
-  trkpt_out = const_cast<Waypoint*>(wpt);
+  trkpt_out = wpt;
 }
 
 static void
diff --git a/unicsv.cc b/unicsv.cc
index 55b79acd0..a7a57772f 100644
--- a/unicsv.cc
+++ b/unicsv.cc
@@ -462,7 +462,7 @@ unicsv_adjust_time(const time_t time, time_t* date)
 static char
 unicsv_compare_fields(const char* s, const field_t* f)
 {
-  char* name = const_cast<char*>(f->name);
+  const char* name = f->name;
   const char* test = s;
   char result;
 
-- 
2.30.2